Re: CE to CE routing issue

From: Splinter <splinter330_at_gmail.com>
Date: Tue, 12 May 2009 15:15:14 +0200

Bryan,

Yes i have BGP enabled, ISIS is my IGP. OSPF is between the PE and CE. I am
not running vrf between R6 and BB1

here it is.

R2:
router bgp 267
 bgp router-id 10.10.2.2
 no bgp default ipv4-unicast
 bgp log-neighbor-changes
 neighbor 10.10.6.6 remote-as 267
 neighbor 10.10.6.6 update-source Loopback0
 neighbor 10.10.7.7 remote-as 267
 neighbor 10.10.7.7 update-source Loopback0
 !
 address-family ipv4
  neighbor 10.10.6.6 activate
  neighbor 10.10.6.6 send-community
  neighbor 10.10.6.6 next-hop-self
  no auto-summary
  no synchronization
  network 10.10.2.2 mask 255.255.255.255 route-map COMM
 exit-address-family
 !
 address-family vpnv4
  neighbor 10.10.6.6 activate
  neighbor 10.10.6.6 send-community extended
  neighbor 10.10.6.6 route-reflector-client
  neighbor 10.10.7.7 activate
  neighbor 10.10.7.7 send-community extended
  neighbor 10.10.7.7 route-reflector-client
 exit-address-family
 !
 address-family ipv4 vrf XYZ
  redistribute ospf 100 vrf XYZ match internal external 1 external 2
  no synchronization
 exit-address-family

R6:
router bgp 267
 bgp router-id 10.10.6.6
 no bgp default ipv4-unicast
 bgp log-neighbor-changes
 neighbor 10.10.2.2 remote-as 267
 neighbor 10.10.2.2 update-source Loopback0
 neighbor 10.10.7.7 remote-as 267
 neighbor 10.10.7.7 update-source Loopback0
 !
 address-family ipv4
 neighbor 10.10.2.2 activate
 neighbor 10.10.2.2 send-community
 neighbor 10.10.2.2 route-reflector-client
 neighbor 10.10.2.2 next-hop-self
 neighbor 10.10.7.7 activate
 neighbor 10.10.7.7 send-community
 neighbor 10.10.7.7 route-reflector-client
 neighbor 10.10.7.7 next-hop-self
 no auto-summary
 no synchronization
 network 10.10.6.6 mask 255.255.255.255 route-map COMM
 exit-address-family
 !
 address-family vpnv4
 neighbor 10.10.2.2 activate
 neighbor 10.10.2.2 send-community extended
 exit-address-family

On Tue, May 12, 2009 at 2:58 PM, Bryan Bartik <bbartik_at_ipexpert.com> wrote:

> Splinter, It looks like you have pasted only parts of your config. Are you
> running BGP somewhere? I think you should be redistributing your OSPF routes
> into the BGP VRF on R6, not the IS-IS protocol. I am assuming ISIS is your
> Provider IGP, correct me if I am wrong.
>
> Bryan Bartik
> CCIE #23707 (R&S), CCNP
> Sr. Support Engineer - IPexpert, Inc.
> URL: http://www.IPexpert.com
>
> On Tue, May 12, 2009 at 6:24 AM, Splinter <splinter330_at_gmail.com> wrote:
>
>> Hi All,
>>
>> Sorry for the long post.
>>
>> please need some assistance with this routing issue.
>>
>> here is my setup
>>
>> BB1 ----(OSPF)---- R6 ---(ISIS)--- R2 ---(OSPF)-vrf XYZ--- R3
>>
>> I have a route being advertised from BB1 12.12.12.12/32 via OSPF to R6
>> then
>> redistributed into ISIS. I see the route on router R2 routing table. and i
>> can ping BB1 12.12.12.12 but i cannot ping from R3 sitting in VRF Site
>> XYZ.
>> what am i missing.
>>
>> R2#ping 12.12.12.12
>>
>> Type escape sequence to abort.
>> Sending 5, 100-byte ICMP Echos to 12.12.12.12, timeout is 2 seconds:
>> !!!!!
>> Success rate is 100 percent (5/5), round-trip min/avg/max = 12/16/28 ms
>> R2#
>>
>>
>> BB1:
>> router ospf 100
>> router-id 12.12.12.12
>> log-adjacency-changes
>> network 12.12.12.12 0.0.0.0 area 0
>> network 192.5.10.254 0.0.0.0 area 0
>>
>> R6:
>> router ospf 100
>> router-id 10.10.6.6
>> log-adjacency-changes
>> redistribute connected subnets
>> redistribute static subnets
>> redistribute isis level-1-2 subnets
>> network 192.5.10.6 0.0.0.0 area 0
>>
>> router isis
>> net 49.0010.0000.0000.0006.00
>> metric-style wide
>> mpls traffic-eng router-id Loopback0
>> mpls traffic-eng level-2
>> redistribute ospf 100 level-1-2
>> redistribute bgp 267 route-map LABEL level-1-2
>> redistribute isis ip level-2 into level-1 distribute-list 100
>>
>> R2:
>> router isis
>> net 49.0010.0000.0000.0002.00
>> metric-style wide
>> redistribute bgp 267 route-map LABEL level-1-2
>> redistribute isis ip level-2 into level-1 distribute-list 100
>>
>> router ospf 100 vrf XYZ
>> router-id 172.10.23.2
>> log-adjacency-changes
>> redistribute bgp 267 metric 200 subnets
>> network 172.10.23.0 0.0.0.255 area 0
>>
>> address-family ipv4 vrf XYZ
>> redistribute ospf 100 vrf XYZ match internal external 1 external 2
>> no synchronization
>> exit-address-family.
>>
>>
>> Thanks
>>
>> Splinter
>>
>>
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>>
>>
>
>
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Received on Tue May 12 2009 - 15:15:14 ART

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